{"id":"CVE-2026-116176","title":"vLLM 0.9.2 before 0.24.0 SSRF via X-Request-Id in P2pNcclConnector","summary":"vLLM from 0.9.2 before 0.24.0 contains a server-side request forgery vulnerability that allows API callers to force outbound connections by embedding a decode address in the X-Request-Id header. Attackers can make a P2pNcclConnector pref…","severity":"high","cvss":8.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","cvssSource":"cna","cwe":["CWE-918"],"vendor":"vllm-project","product":"vllm","affected":["vllm >= 0.9.2 < 0.24.0"],"published":"2026-10-25","updated":"2026-10-25","sourceUpdated":"2026-10-25T13:20:16.476Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116176","references":[{"url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-vfp2-c8pq-v6h6","label":"GitHub Security Advisory (GHSA-vfp2-c8pq-v6h6)"},{"url":"https://www.vulncheck.com/advisories/vllm-0.9.2-before-0.24.0-ssrf-via-x-request-id-in-p2pncclconnector","label":"VulnCheck Advisory: vLLM 0.9.2 before 0.24.0 SSRF via X-Request-Id in P2pNcclConnector"}],"tags":["cve.org"],"ingestedAt":"2026-10-25T22:08:29.946Z","slug":"CVE-2026-116176","body":"## Overview\n\nvLLM from 0.9.2 before 0.24.0 contains a server-side request forgery vulnerability that allows API callers to force outbound connections by embedding a decode address in the X-Request-Id header. Attackers can make a P2pNcclConnector prefill worker ZMQ-connect to an attacker host, leaking the NCCL unique_id and KV-cache tensors or blocking the worker.\n\n## Affected\n\n- `vllm >= 0.9.2 < 0.24.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}